Under Armour Coldgear Mock Neck Compression Top Dual-Layer ColdGear - Provides a durable, slick, fast-drying exterior. Interior - Ultra-brushed interior is soft to the touch and traps warmth like a beast Flexible Fabric - 4-Way Stretch improves mobility, maximizes comfort, and maintains shape Moisture Management - Advanced moisture management technology keeps you warm, dry, and comfortable Anti-Odour Technology - Prevents the growth of odor-causing microbes, keeping your mock fresher, longer